Finding the Fourth Proportional to 88,989.76, 122,804.23 and 48,702.72

Step by Step Solution

1. Step 1: Write the proportion equation
   88,989.76 : 122,804.23 = 48,702.72 : x
2. Step 2: Convert to fraction form
   88,989.76/122,804.23 = 48,702.72/x
3. Step 3: Cross multiply
   88,989.76x = 122,804.23 × 48,702.72
4. Step 4: Simplify right side
   88,989.76x = 5,980,900,028.51
5. Step 5: Solve for x
   x = 5,980,900,028.51/88,989.76
6. Step 6: Final answer
   x = 67,208.86